Update scripts/* to explicitly reference Python 3

Since the master branch no longer supports Python 2, and many distros
still default /usr/bin/python to Python 2, this commit changes the
scripts to explicitly call Python 3.

scripts/salt

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Publish commands to the salt system from the command line on the master.
 """

scripts/salt-api

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 # Import salt libs
 from salt.scripts import salt_api

scripts/salt-call

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Directly call a salt command in the modules, does not require a running salt
 minion to run.

scripts/salt-cloud

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Publish commands to the salt system from the command line on the master.
 """

scripts/salt-cp

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Publish commands to the salt system from the command line on the master.
 """

scripts/salt-extend

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Quickstart for creating an/or extending the functionality of your SaltStack installation
 

scripts/salt-key

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Manage the authentication keys with salt-key
 """

scripts/salt-master

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Start the salt-master
 """

scripts/salt-minion

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 This script is used to kick off a salt minion daemon
 """

scripts/salt-proxy

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 # -*- coding: utf-8 -*-
 """
 This script is used to kick off a salt proxy minion daemon

scripts/salt-run

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Execute a salt convenience routine
 """

scripts/salt-ssh

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Execute the salt ssh system
 """

scripts/salt-syndic

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 This script is used to kick off a salt syndic daemon
 """

scripts/salt-unity

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 
 from salt.scripts import salt_unity
 

scripts/spm

@@ -1,4 +1,4 @@
-#!/usr/bin/env python
+#!/usr/bin/env python3
 """
 Publish commands to the salt system from the command line on the master.